diff --git a/samtools.spec b/samtools.spec
index 7d25c06..fcf04dd 100644
--- a/samtools.spec
+++ b/samtools.spec
@@ -1,6 +1,6 @@
 Name:    samtools
 Version: 1.12
-Release: 3
+Release: 4
 Summary: Tools (written in C using htslib) for manipulating next-generation sequencing data 
 License: MIT and BSD
 URL:     http://www.htslib.org
@@ -57,6 +57,9 @@ install -D -p -m 0755 libbam.a %{buildroot}%{_libdir}/libbam.a
 %{_libdir}/libbam.a
 
 %changelog
+* Tue Feb 08 2022 herengui <herengui@uniontech.com> - 1.12-4
+- rebuild for htslib version updated.
+
 * Tue Jul 20 2021 herengui <herengui@uniontech.com> - 1.12-3
 - remove useless buildrequires.
 - replace tab with space